1994922 has 16 divisors (see below), whose sum is σ = 4433280. Its totient is φ = 664956.

The previous prime is 1994911. The next prime is 1994947. The reversal of 1994922 is 2294991.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18418 + ... + 18525.

It is an arithmetic number, because the mean of its divisors is an integer number (277080).

2^1994922 is an apocalyptic number.

1994922 is an abundant number, since it is smaller than the sum of its proper divisors (2438358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1994922 is a wasteful number, since it uses less digits than its factorization.

1994922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36954 (or 36948 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 1994922 is about 1412.4170772120. The cubic root of 1994922 is about 125.8853832981.

It can be divided in two parts, 1994 and 922, that added together give a square (2916 = 54²).

The spelling of 1994922 in words is "one million, nine hundred ninety-four thousand, nine hundred twenty-two".